Finding the Fourth Proportional to 4,242,191.92, 6,363,300.94 and 1,047,318.44
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Solution
The fourth proportional to 4,242,191.92, 6,363,300.94 and 1,047,318.44 is: 1,570,980.88
Step by Step Solution
- Step 1: Write the proportion equation
4,242,191.92 : 6,363,300.94 = 1,047,318.44 : x - Step 2: Convert to fraction form
4,242,191.92/6,363,300.94 = 1,047,318.44/x - Step 3: Cross multiply
4,242,191.92x = 6,363,300.94 × 1,047,318.44 - Step 4: Simplify right side
4,242,191.92x = 6,664,402,413,731.33 - Step 5: Solve for x
x = 6,664,402,413,731.33/4,242,191.92 - Step 6: Final answer
x = 1,570,980.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.